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USP18 Antibody

Novus Biologicals, part of Bio-Techne | Catalog # NB600-893

Novus Biologicals, part of Bio-Techne
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NB600-893

Key Product Details

Species Reactivity

Validated:

Human

Predicted:

Orangutan (100%). Backed by our 100% Guarantee.

Applications

ELISA, Immunocytochemistry/ Immunofluorescence, Western Blot

Label

Unconjugated

Antibody Source

Polyclonal Rabbit IgG

Concentration

Please see the vial label for concentration. If unlisted please contact technical services.

Product Specifications

Immunogen

This affinity purified USP18 Antibody was prepared from whole rabbit serum produced by repeated immunizations with a synthetic peptide corresponding to an internal region near aa 25-50 of human USP18 protein. (Uniprot: Q9UMW8)

Reactivity Notes

A BLAST analysis was used to suggest reactivity with this protein from human, chimpanzee and orangutan based on 100% homology for the immunogen sequence. The core 7 amino acid sequence QPRERPR of the 10 amino acid immunogen sequence may be reactive with USP18 from mouse and dog. This core sequence also shows partial homology with proteins other than USP18. Cross reactivity with USP18 homologues from other sources has not been determined.

Specificity

This affinity-purified antibody is directed against human USP18 protein. A BLAST analysis was used to suggest reactivity with this protein from human, chimpanzee and orangutan based on 100% homology for the immunogen sequence. The core 7 amino acid sequence QPRERPR of the 10 amino acid immunogen sequence may be reactive with USP18 from mouse and dog. This core sequence also shows partial homology with proteins other than USP18. Cross reactivity with USP18 homologues from other sources has not been determined.

Clonality

Polyclonal

Host

Rabbit

Isotype

IgG

Description

This affinity-purified antibody is directed against human USP18 protein. The product was affinity purified from monospecific antiserum by immunoaffinity purification

Store vial at -20C prior to opening. Aliquot contents and freeze at -20C or below for extended storage. Avoid cycles of freezing and thawing. Centrifuge product if not completely clear after standing at room temperature. This product is stable for several weeks at 4C as an undiluted liquid. Dilute only prior to immediate use.

Scientific Data Images for USP18 Antibody

Western Blot: USP18 Antibody [NB600-893]

Western Blot: USP18 Antibody [NB600-893]

Western Blot: USP18 Antibody [NB600-893] - Analysis of a band 43 kDa band (arrowhead) believed to be to UBP43 in lysates from HeLa nuclear extracts (lane 1) and whole cell lysates from HeLa (lane 2), A431 (lane 3, Jurkat (Lane 4) and HEK293 (lane 5). Approximately 18 ug of each lysate was run on a SDS-PAGE and transferred onto nitrocellulose followed by reaction with a 1:500 dilution of anti-UBP43 antibody. Signal was detected using standard techniques. The strong band between the 37kD and 50kD markers is expected to be UBP43. The other bands are probably non-specific.
USP18 Antibody

USP18 Antibody

Western blot using Affinity Purified anti-UBP43 antibody. Lane 1: HeLa nuclear extracts

Applications for USP18 Antibody

Application
Recommended Usage

ELISA

1:10000-1:50000

Immunocytochemistry/ Immunofluorescence

1:10-1:500

Western Blot

1:500-1:2000
Application Notes
This affinity purified antibody has been tested for use in ELISA and by western blot. Specific conditions for reactivity should be optimized by the end user. Expect a band approximately 43 kDa in size corresponding to UBP43 by western blotting in the appropriate cell lysate or extract.

Formulation, Preparation, and Storage

Purification

Immunogen affinity purified

Formulation

0.02 M Potassium Phosphate, 0.15 M Sodium Chloride, pH 7.2

Preservative

0.01% Sodium Azide

Concentration

Please see the vial label for concentration. If unlisted please contact technical services.

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at -20C short term. Aliquot and store at -80C long term. Avoid freeze-thaw cycles.

Background: USP18

UBP43, also known as ISG43 or USP18 is a member of the deubiquitinating protease family of enzymes, which removes ubiquitin adducts from a broad range of protein substrates. Deletion of the UBP43 gene in mouse leads to a massive increase of ISG15 conjugates in tissues indicating that UBP43 is a major ISG15-specific protease. UBP43 is the first bona fide ISG15-specific protease reported. Both ISG15 and UBP43 genes are known to be strongly induced by interferon, genotoxic stress, and viral infection. Thus UBP43 may be necessary to maintain a critical cellular balance of ISG15-conjugated proteins in both healthy and stressed organisms.

Long Name

Ubiquitin Specific Peptidase 18

Alternate Names

ISG43, UBP43

Entrez Gene IDs

11274 (Human)

Gene Symbol

USP18

UniProt

Additional USP18 Products

Product Documents for USP18 Antibody

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Product Specific Notices for USP18 Antibody

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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